Finding the Fourth Proportional to 1,961,120.14, 2,706,346.01 and 1,089,954.68
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Solution
The fourth proportional to 1,961,120.14, 2,706,346.01 and 1,089,954.68 is: 1,504,137.58
Step by Step Solution
- Step 1: Write the proportion equation
1,961,120.14 : 2,706,346.01 = 1,089,954.68 : x - Step 2: Convert to fraction form
1,961,120.14/2,706,346.01 = 1,089,954.68/x - Step 3: Cross multiply
1,961,120.14x = 2,706,346.01 × 1,089,954.68 - Step 4: Simplify right side
1,961,120.14x = 2,949,794,488,491.98 - Step 5: Solve for x
x = 2,949,794,488,491.98/1,961,120.14 - Step 6: Final answer
x = 1,504,137.58
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.